HVAC In Newburgh | 24/7 Heating & Air Conditioning
24/7 Emergency Service

HVAC emergencies happen when you least expect them. Contact the professionals at A+ Derr to take care of your issue. We have the necessary skills and tools to fix your system so you can safely use it once again. Call our team at 833-232-4328 to get emergency HVAC services in Louisville, KY, Evansville, IN, or the surrounding areas.

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Heating & Air Conditioning Services in Newburgh, IN

The expert professionals at A+ Derr are ready to serve all of your HVAC system needs in Newburgh, IN. We are fourth-generation business owners and have been helping Newburgh-area families ensure quality air in their homes since 1975. A+ Derr provides free estimates on service calls and replacement services. We also have 24/7 emergency service and same-day service. Our commitment to excellence means we’re there for you, no matter when your HVAC system needs repair. Our 100% satisfaction guarantee means you can rest easy knowing you made a sound investment. Our motto is: “If you’re not happy with a product installed by us after the first year, we’ll buy it back.” If you need quality HVAC services in Newburgh, call the A+ Derr team at 833-232-4328 or contact us online!

Heating & Furnace Services in Newburgh, IN

Living in Newburgh means dealing with harsh winters. To make it through in comfort, you need a reliable heating system and a trustworthy HVAC team to service it. A+ Derr offers comprehensive heating and furnace services to Newburgh residents. You can count on us for:

Don’t wait until the cold weather season to check your heating system! Call 833-232-4328 to ensure your system will be ready when you need it most.

Air Conditioning Systems in Newburgh, IN

A working AC is a necessity when a Newburgh summer hits. If your air conditioner suddenly goes out, you don’t want to be left in the heat. If that happens, turn to the experts at A+ Derr. We can help with any of your cooling issues, whether you need routine maintenance or a complex repair. Our services include:

Don’t sweat it out this summer! Contact A+ Derr at 833-232-4328 for quality air conditioning services in Newburgh.

Indoor Air Quality for Newburgh, IN

The air quality in your home is essential, but it can be easy to overlook. Our homes are much more efficient than they used to be. They are designed to keep the air in to efficiently heat and cool homes. While that’s great for your energy bill, it can cause poor air quality, which can worsen allergy and asthma symptoms, along with other negative side effects. To ensure you have good indoor air quality, schedule a visit from one of our expert professionals. They’ll test your air and make recommendations based on your needs and budget to help keep quality air inside your home.

Should You Upgrade Your Newburgh, IN, HVAC System

Most quality HVAC systems last around 15 years with routine maintenance. As they age, all systems will begin to lose efficiency. It may be time to upgrade your HVAC system if:

  • The system is not blowing the correct air temperature
  • Some rooms are too hot or too cold
  • You hear strange noises coming from the system
  • Your system is more than 15 years old
  • Your HVAC system is noisy
  • Your HVAC system needs to be repaired more than once a year

If you think you may need an HVAC system upgrade, call the experts at A+ Derr at 833-232-4328! We provide free estimates on system replacements.

Benefits of HVAC System Maintenance

With an investment like an HVAC system, you want to ensure it works efficiently and effectively. To keep it running smoothly, consider scheduling routine maintenance. Routine maintenance on your HVAC system can help prevent breaks and improve overall performance, including:

  • Extending the life span of the system
  • Increases energy efficiency
  • Improves performance
  • Fewer breakdowns
  • Lower energy bills

At A+ Derr, we offer comprehensive maintenance to keep your system working to the best of its ability. During our routine maintenance appointments, we check:

  • Refrigerant levels
  • System components
  • Thermostat recalibration
  • Part lubrication
  • Possible leakages
  • Overall performance tests

If you’re ready to schedule a routine maintenance check with A+ Derr, call 833-232-4328 or contact us online.

Choose A+ Derr for Your Newburgh, IN, HVAC Needs

If you’re in the market for an HVAC system maintenance, repair, or even a complete upgrade, A+ Derr’s expert technicians are here to serve you. Our long-standing commitment to assisting customers in the Newburgh, IN, area to feel comfortable in their homes all year long means we can help you with your system needs. You can be confident in choosing A+ Derr because our 100% Satisfaction Guarantee means you know the job is not done until you’re satisfied.If you want A+ HVAC services, go with A+ Derr! Call 833-232-4328 or contact us online to schedule heating or air conditioning services in Newburgh.

Recent Jobs and Reviews in Newburgh, IN

Job Locations and Reviews

Newburgh, IN - Completed planned annual maintenance on 17-year-old Carrier residential air conditioning system. Performed comprehensive inspection of outdoor condensing unit, verified proper operation of all components, and conducted refrigerant system diagnostics with gauges attached to service ports. Customer currently enrolled in annual maintenance program with first visit completed; system requires 20x20x5 filter replacement at indoor air handler.
Brock B.
Brock B. Checked in
Completed planned annual maintenance on 17-year-old Carrier residential air conditioning system. Performed comprehensive inspection of outdoor condensing unit, verified proper operation of all components, and conducted refrigerant system diagnostics with gauges attached to service ports. Customer currently enrolled in annual maintenance program with first visit completed; system requires 20x20x5 filter replacement at indoor air handler.
Newburgh, IN 47630
Responded to no-cooling call on residential zoned HVAC system experiencing ice buildup on both indoor and outdoor units. Upon arrival, confirmed system was properly shut off with fan running to defrost evaporator coil as previously advised. Conducted diagnostic evaluation of 5-7 year old dual-system installation to identify root cause of freezing condition, which typically indicates restricted airflow, low refrigerant charge, or failed blower components.
Responded to no-cooling call on residential zoned HVAC system experiencing ice buildup on both indoor and outdoor units. Upon arrival, confirmed system was properly shut off with fan running to defrost evaporator coil as previously advised. Conducted diagnostic evaluation of 5-7 year old dual-system installation to identify root cause of freezing condition, which typically indicates restricted airflow, low refrigerant charge, or failed blower components.
Francis I.
Francis I. Checked in
Responded to no-cooling call on residential zoned HVAC system experiencing ice buildup on both indoor and outdoor units. Upon arrival, confirmed system was properly shut off with fan running to defrost evaporator coil as previously advised. Conducted diagnostic evaluation of 5-7 year old dual-system installation to identify root cause of freezing condition, which typically indicates restricted airflow, low refrigerant charge, or failed blower components.
Newburgh, IN 47630
Completed HVAC estimate for residential air conditioning system replacement. Assessed existing 15-year-old outdoor condenser unit and documented current installation conditions. Photographed Lennox equipment, electrical disconnects, refrigerant line sets, and wall penetrations to provide comprehensive replacement proposal for aging system.
Completed HVAC estimate for residential air conditioning system replacement. Assessed existing 15-year-old outdoor condenser unit and documented current installation conditions. Photographed Lennox equipment, electrical disconnects, refrigerant line sets, and wall penetrations to provide comprehensive replacement proposal for aging system.
James W.
James W. Checked in
Completed HVAC estimate for residential air conditioning system replacement. Assessed existing 15-year-old outdoor condenser unit and documented current installation conditions. Photographed Lennox equipment, electrical disconnects, refrigerant line sets, and wall penetrations to provide comprehensive replacement proposal for aging system.
Newburgh, IN 47630
Completed scheduled preventive maintenance on residential split HVAC system consisting of Payne air conditioning condensing unit and Carrier furnace. Performed comprehensive tune-up including inspection of outdoor condenser coils, verification of refrigerant lines, electrical connections, and system controls. Confirmed proper operation of both heating and cooling equipment, documented system conditions with photographic records, and verified all components functioning within manufacturer specifications.
Completed scheduled preventive maintenance on residential split HVAC system consisting of Payne air conditioning condensing unit and Carrier furnace. Performed comprehensive tune-up including inspection of outdoor condenser coils, verification of refrigerant lines, electrical connections, and system controls. Confirmed proper operation of both heating and cooling equipment, documented system conditions with photographic records, and verified all components functioning within manufacturer specifications.
Justin M.
Justin M. Checked in
Completed scheduled preventive maintenance on residential split HVAC system consisting of Payne air conditioning condensing unit and Carrier furnace. Performed comprehensive tune-up including inspection of outdoor condenser coils, verification of refrigerant lines, electrical connections, and system controls. Confirmed proper operation of both heating and cooling equipment, documented system conditions with photographic records, and verified all components functioning within manufacturer specifications.
Newburgh, IN 47630
Newburgh, IN - Completed installation of a 3-ton, 14 SEER air conditioning system with matching evaporator coil. All refrigerant lines were properly connected, system was pressure tested, evacuated, and charged to manufacturer specifications, with successful startup and operational verification performed.
Addison B.
Addison B. Checked in
Completed installation of a 3-ton, 14 SEER air conditioning system with matching evaporator coil. All refrigerant lines were properly connected, system was pressure tested, evacuated, and charged to manufacturer specifications, with successful startup and operational verification performed.
Newburgh, IN 47630
Completed dismissed visit on single-system residential property with 1-year-old Platinum equipment. Performed visual inspection of Honeywell Home Smart SI thermostat and exterior condensing unit. Collected air filter and confirmed annual maintenance agreement already renewed. Both indoor and outdoor components operating normally with no service interventions required at this time.
Completed dismissed visit on single-system residential property with 1-year-old Platinum equipment. Performed visual inspection of Honeywell Home Smart SI thermostat and exterior condensing unit. Collected air filter and confirmed annual maintenance agreement already renewed. Both indoor and outdoor components operating normally with no service interventions required at this time.
Jeremiah H.
Jeremiah H. Checked in
Completed dismissed visit on single-system residential property with 1-year-old Platinum equipment. Performed visual inspection of Honeywell Home Smart SI thermostat and exterior condensing unit. Collected air filter and confirmed annual maintenance agreement already renewed. Both indoor and outdoor components operating normally with no service interventions required at this time.
Newburgh, IN 47630
Completed first scheduled maintenance visit for 3-month service interval on HVAC system. Installed new 20x25x5 Pure Air filtration media and verified thermostat operation and system settings. Inspected control board wiring connections and confirmed all terminal connections secure at system interface points.
Completed first scheduled maintenance visit for 3-month service interval on HVAC system. Installed new 20x25x5 Pure Air filtration media and verified thermostat operation and system settings. Inspected control board wiring connections and confirmed all terminal connections secure at system interface points.
Tyler C.
Tyler C. Checked in
Completed first scheduled maintenance visit for 3-month service interval on HVAC system. Installed new 20x25x5 Pure Air filtration media and verified thermostat operation and system settings. Inspected control board wiring connections and confirmed all terminal connections secure at system interface points.
Newburgh, IN 47630
Responded to service call for outdoor AC unit damaged by falling tree limb. Upon arrival, inspected less than one-year-old unit and found visible damage to top housing with reported vibration and noise issues. Removed access panel to assess internal components including blower assembly, capacitor, wiring connections, and refrigerant lines for impact damage. Documented unit condition with photos showing external housing damage and internal component inspection. System had not been operated since incident occurred due to safety concerns.
Responded to service call for outdoor AC unit damaged by falling tree limb. Upon arrival, inspected less than one-year-old unit and found visible damage to top housing with reported vibration and noise issues. Removed access panel to assess internal components including blower assembly, capacitor, wiring connections, and refrigerant lines for impact damage. Documented unit condition with photos showing external housing damage and internal component inspection. System had not been operated since incident occurred due to safety concerns.
Cameron N.
Cameron N. Checked in
Responded to service call for outdoor AC unit damaged by falling tree limb. Upon arrival, inspected less than one-year-old unit and found visible damage to top housing with reported vibration and noise issues. Removed access panel to assess internal components including blower assembly, capacitor, wiring connections, and refrigerant lines for impact damage. Documented unit condition with photos showing external housing damage and internal component inspection. System had not been operated since incident occurred due to safety concerns.
Newburgh, IN 47630
Responded to service call for reduced cooling performance on four-year-old Fujitsu Halcyon mini-split system. Upon arrival, conducted visual inspection of outdoor condenser unit and documented equipment condition with photographs showing unit installed on concrete pad against building exterior with proper clearances maintained. Unit appeared clean with no visible debris obstruction to airflow through ventilation louvers, and refrigerant lines showed proper insulation and secure mounting to structure. Performed standard diagnostic evaluation to assess system operation and identify cause of diminished cooling capacity.
Responded to service call for reduced cooling performance on four-year-old Fujitsu Halcyon mini-split system. Upon arrival, conducted visual inspection of outdoor condenser unit and documented equipment condition with photographs showing unit installed on concrete pad against building exterior with proper clearances maintained. Unit appeared clean with no visible debris obstruction to airflow through ventilation louvers, and refrigerant lines showed proper insulation and secure mounting to structure. Performed standard diagnostic evaluation to assess system operation and identify cause of diminished cooling capacity.
Francis I.
Francis I. Checked in
Responded to service call for reduced cooling performance on four-year-old Fujitsu Halcyon mini-split system. Upon arrival, conducted visual inspection of outdoor condenser unit and documented equipment condition with photographs showing unit installed on concrete pad against building exterior with proper clearances maintained. Unit appeared clean with no visible debris obstruction to airflow through ventilation louvers, and refrigerant lines showed proper insulation and secure mounting to structure. Performed standard diagnostic evaluation to assess system operation and identify cause of diminished cooling capacity.
Newburgh, IN 47630
Performed comprehensive HVAC replacement estimate for residential system unable to maintain adequate temperature control. Evaluated existing downflow furnace configuration with coil assembly, documented equipment specifications including dimensional measurements and installation requirements. Assessed current thermostat wiring connections and terminal configurations, photographed system schematic showing uninsulated ductwork components requiring attention during replacement. Reviewed financing options with homeowner for complete system replacement to restore proper heating and cooling capacity.
Performed comprehensive HVAC replacement estimate for residential system unable to maintain adequate temperature control. Evaluated existing downflow furnace configuration with coil assembly, documented equipment specifications including dimensional measurements and installation requirements. Assessed current thermostat wiring connections and terminal configurations, photographed system schematic showing uninsulated ductwork components requiring attention during replacement. Reviewed financing options with homeowner for complete system replacement to restore proper heating and cooling capacity.
James W.
James W. Checked in
Performed comprehensive HVAC replacement estimate for residential system unable to maintain adequate temperature control. Evaluated existing downflow furnace configuration with coil assembly, documented equipment specifications including dimensional measurements and installation requirements. Assessed current thermostat wiring connections and terminal configurations, photographed system schematic showing uninsulated ductwork components requiring attention during replacement. Reviewed financing options with homeowner for complete system replacement to restore proper heating and cooling capacity.
Newburgh, IN 47630
Performed comprehensive heating and cooling load calculations for complete HVAC system replacement. Calculated heating requirements at 89,384 BTUh with 1,161 CFM airflow and cooling requirements at 56,373 BTUh with 2,094 CFM airflow. Documented existing system conditions showing significant dust accumulation throughout ductwork and air handler components, indicating poor filtration and maintenance history. Captured technical data and equipment specifications to develop accurate replacement estimate for properly sized system based on actual load requirements.
Performed comprehensive heating and cooling load calculations for complete HVAC system replacement. Calculated heating requirements at 89,384 BTUh with 1,161 CFM airflow and cooling requirements at 56,373 BTUh with 2,094 CFM airflow. Documented existing system conditions showing significant dust accumulation throughout ductwork and air handler components, indicating poor filtration and maintenance history. Captured technical data and equipment specifications to develop accurate replacement estimate for properly sized system based on actual load requirements.
Danny M.
Danny M. Checked in
Performed comprehensive heating and cooling load calculations for complete HVAC system replacement. Calculated heating requirements at 89,384 BTUh with 1,161 CFM airflow and cooling requirements at 56,373 BTUh with 2,094 CFM airflow. Documented existing system conditions showing significant dust accumulation throughout ductwork and air handler components, indicating poor filtration and maintenance history. Captured technical data and equipment specifications to develop accurate replacement estimate for properly sized system based on actual load requirements.
Newburgh, IN 47630
Newburgh, IN - Responded to no-cool complaint on 19-year-old heat pump system serving upstairs zone, with unit only maintaining 79°F. Upon inspection, discovered evaporator coil heavily contaminated with thick accumulation of dust, dirt, and biological growth, severely restricting airflow and heat transfer capacity. The extreme buildup on coil fins was consistent with extended period without maintenance and previous reported issue with ant infestation. Documented coil condition with photographs showing near-complete blockage of fin spaces in central areas.
Shawn M.
Shawn M. Checked in
Responded to no-cool complaint on 19-year-old heat pump system serving upstairs zone, with unit only maintaining 79°F. Upon inspection, discovered evaporator coil heavily contaminated with thick accumulation of dust, dirt, and biological growth, severely restricting airflow and heat transfer capacity. The extreme buildup on coil fins was consistent with extended period without maintenance and previous reported issue with ant infestation. Documented coil condition with photographs showing near-complete blockage of fin spaces in central areas.
Newburgh, IN 47630
# HVAC Service Call - No Cooling Complaint

Responded to a no cooling complaint on a 15-year-old residential air conditioning system. Upon arrival, performed visual inspection of both indoor and outdoor equipment. Confirmed the indoor wall-mounted unit was not providing adequate cooling to the living space. Verified no ice buildup was present on the indoor unit or refrigerant lines.

Proceeded to outdoor condenser unit located on exterior concrete pad against building foundation. Noted significant age-related deterioration on equipment including surface rust and corrosion on top panel and fan housing. Unit showed visible signs of weathering consistent with 15+ years of operation. Conducted operational assessment of outdoor condenser unit including inspection of compressor, condenser fan motor, and electrical components.

Evaluated system performance and refrigerant pressures. Checked electrical connections at outdoor disconnect and verified proper voltage supply. Inspected condenser co
# HVAC Service Call - No Cooling Complaint

Responded to a no cooling complaint on a 15-year-old residential air conditioning system. Upon arrival, performed visual inspection of both indoor and outdoor equipment. Confirmed the indoor wall-mounted unit was not providing adequate cooling to the living space. Verified no ice buildup was present on the indoor unit or refrigerant lines.

Proceeded to outdoor condenser unit located on exterior concrete pad against building foundation. Noted significant age-related deterioration on equipment including surface rust and corrosion on top panel and fan housing. Unit showed visible signs of weathering consistent with 15+ years of operation. Conducted operational assessment of outdoor condenser unit including inspection of compressor, condenser fan motor, and electrical components.

Evaluated system performance and refrigerant pressures. Checked electrical connections at outdoor disconnect and verified proper voltage supply. Inspected condenser co
Danny M.
Danny M. Checked in
# HVAC Service Call - No Cooling Complaint Responded to a no cooling complaint on a 15-year-old residential air conditioning system. Upon arrival, performed visual inspection of both indoor and outdoor equipment. Confirmed the indoor wall-mounted unit was not providing adequate cooling to the living space. Verified no ice buildup was present on the indoor unit or refrigerant lines. Proceeded to outdoor condenser unit located on exterior concrete pad against building foundation. Noted significant age-related deterioration on equipment including surface rust and corrosion on top panel and fan housing. Unit showed visible signs of weathering consistent with 15+ years of operation. Conducted operational assessment of outdoor condenser unit including inspection of compressor, condenser fan motor, and electrical components. Evaluated system performance and refrigerant pressures. Checked electrical connections at outdoor disconnect and verified proper voltage supply. Inspected condenser co
Newburgh, IN 47630
Responded to no-cool complaint on 8-year-old Daikin ductless mini-split system experiencing inadequate cooling performance with lukewarm air discharge and inability to maintain setpoint temperature. Performed diagnostic evaluation of wall-mounted indoor air handler and confirmed proper airflow, verified no refrigerant line restrictions or evaporator coil icing, and assessed system operation through remote controller interface. System operational with normal airflow distribution through louvers at time of service.
Responded to no-cool complaint on 8-year-old Daikin ductless mini-split system experiencing inadequate cooling performance with lukewarm air discharge and inability to maintain setpoint temperature. Performed diagnostic evaluation of wall-mounted indoor air handler and confirmed proper airflow, verified no refrigerant line restrictions or evaporator coil icing, and assessed system operation through remote controller interface. System operational with normal airflow distribution through louvers at time of service.
Craig U.
Craig U. Checked in
Responded to no-cool complaint on 8-year-old Daikin ductless mini-split system experiencing inadequate cooling performance with lukewarm air discharge and inability to maintain setpoint temperature. Performed diagnostic evaluation of wall-mounted indoor air handler and confirmed proper airflow, verified no refrigerant line restrictions or evaporator coil icing, and assessed system operation through remote controller interface. System operational with normal airflow distribution through louvers at time of service.
Newburgh, IN 47630
Responded to no-cooling call on 16-year-old heat pump system with tripped breaker. Upon arrival, confirmed breaker would immediately trip when reset, indicating electrical short. Diagnosed failed condenser fan motor causing overcurrent condition and breaker trip. Outdoor electrical disconnect box showed signs of overheating with burnt metal odor. Removed and replaced defective condenser fan motor assembly. Indoor evaporator coil exhibited heavy dirt accumulation, biological growth, and significant debris buildup affecting airflow and system efficiency. Cleaned evaporator coil thoroughly to restore proper heat transfer and airflow. Inspected all electrical connections at outdoor disconnect and condenser unit, finding evidence of heat damage at motor connections. Replaced damaged wiring and secured all electrical connections per manufacturer specifications. Reset breaker, tested system operation through complete cooling cycle. Verified proper amperage draw on new motor, adequate airflow
Responded to no-cooling call on 16-year-old heat pump system with tripped breaker. Upon arrival, confirmed breaker would immediately trip when reset, indicating electrical short. Diagnosed failed condenser fan motor causing overcurrent condition and breaker trip. Outdoor electrical disconnect box showed signs of overheating with burnt metal odor. Removed and replaced defective condenser fan motor assembly. Indoor evaporator coil exhibited heavy dirt accumulation, biological growth, and significant debris buildup affecting airflow and system efficiency. Cleaned evaporator coil thoroughly to restore proper heat transfer and airflow. Inspected all electrical connections at outdoor disconnect and condenser unit, finding evidence of heat damage at motor connections. Replaced damaged wiring and secured all electrical connections per manufacturer specifications. Reset breaker, tested system operation through complete cooling cycle. Verified proper amperage draw on new motor, adequate airflow
Cameron N.
Cameron N. Checked in
Responded to no-cooling call on 16-year-old heat pump system with tripped breaker. Upon arrival, confirmed breaker would immediately trip when reset, indicating electrical short. Diagnosed failed condenser fan motor causing overcurrent condition and breaker trip. Outdoor electrical disconnect box showed signs of overheating with burnt metal odor. Removed and replaced defective condenser fan motor assembly. Indoor evaporator coil exhibited heavy dirt accumulation, biological growth, and significant debris buildup affecting airflow and system efficiency. Cleaned evaporator coil thoroughly to restore proper heat transfer and airflow. Inspected all electrical connections at outdoor disconnect and condenser unit, finding evidence of heat damage at motor connections. Replaced damaged wiring and secured all electrical connections per manufacturer specifications. Reset breaker, tested system operation through complete cooling cycle. Verified proper amperage draw on new motor, adequate airflow
Newburgh, IN 47630
Newburgh, IN - Responded to no-cooling emergency call on 6-year-old residential air conditioning system. Upon arrival, diagnosed failed dual-run capacitor preventing compressor and condenser fan operation. Replaced defective capacitor with proper-rated replacement unit, restored power, and verified system startup with normal compressor operation and airflow. System returned to full cooling capacity with all components functioning within manufacturer specifications.
Kevin H.
Kevin H. Checked in
Responded to no-cooling emergency call on 6-year-old residential air conditioning system. Upon arrival, diagnosed failed dual-run capacitor preventing compressor and condenser fan operation. Replaced defective capacitor with proper-rated replacement unit, restored power, and verified system startup with normal compressor operation and airflow. System returned to full cooling capacity with all components functioning within manufacturer specifications.
Newburgh, IN 47630
# HVAC Maintenance Summary

Completed first annual Platinum Level maintenance on a 7-month-old single HVAC system. Performed comprehensive inspection of air handling unit components, including refrigerant lines, flexible ductwork, and mechanical connections. Replaced 20x20x1 air filter and verified proper system operation. Documented temperature readings at 83.1°F using calibrated digital thermometer to confirm normal operating parameters. All internal components, including brass fittings, conduit routing, and insulated ductwork, inspected and found in good working condition with no issues identified.
# HVAC Maintenance Summary

Completed first annual Platinum Level maintenance on a 7-month-old single HVAC system. Performed comprehensive inspection of air handling unit components, including refrigerant lines, flexible ductwork, and mechanical connections. Replaced 20x20x1 air filter and verified proper system operation. Documented temperature readings at 83.1°F using calibrated digital thermometer to confirm normal operating parameters. All internal components, including brass fittings, conduit routing, and insulated ductwork, inspected and found in good working condition with no issues identified.
Michael H.
Michael H. Checked in
# HVAC Maintenance Summary Completed first annual Platinum Level maintenance on a 7-month-old single HVAC system. Performed comprehensive inspection of air handling unit components, including refrigerant lines, flexible ductwork, and mechanical connections. Replaced 20x20x1 air filter and verified proper system operation. Documented temperature readings at 83.1°F using calibrated digital thermometer to confirm normal operating parameters. All internal components, including brass fittings, conduit routing, and insulated ductwork, inspected and found in good working condition with no issues identified.
Newburgh, IN 47630
Completed scheduled air conditioning tune-up and preventative maintenance as part of planned HVAC maintenance campaign. Performed comprehensive system inspection, verified proper operation of cooling equipment, and documented installation including water heater and water softener system present in utility area. All AC components checked and system confirmed operational for continued service.
Completed scheduled air conditioning tune-up and preventative maintenance as part of planned HVAC maintenance campaign. Performed comprehensive system inspection, verified proper operation of cooling equipment, and documented installation including water heater and water softener system present in utility area. All AC components checked and system confirmed operational for continued service.
Jeremiah H.
Jeremiah H. Checked in
Completed scheduled air conditioning tune-up and preventative maintenance as part of planned HVAC maintenance campaign. Performed comprehensive system inspection, verified proper operation of cooling equipment, and documented installation including water heater and water softener system present in utility area. All AC components checked and system confirmed operational for continued service.
Newburgh, IN 47630
Completed scheduled AC tune-up maintenance on residential HVAC system. Performed comprehensive inspection of outdoor condensing unit, verifying proper operation of CoreSense control module and TITAN capacitor dated 2020. Inspected indoor air handler unit, confirmed 16x25x4 Filtrete air filter with service date marked January 2026, and verified all electrical connections, circuit boards, blower assembly, and refrigerant line components were functioning properly with no issues identified.
Completed scheduled AC tune-up maintenance on residential HVAC system. Performed comprehensive inspection of outdoor condensing unit, verifying proper operation of CoreSense control module and TITAN capacitor dated 2020. Inspected indoor air handler unit, confirmed 16x25x4 Filtrete air filter with service date marked January 2026, and verified all electrical connections, circuit boards, blower assembly, and refrigerant line components were functioning properly with no issues identified.
Christian C.
Christian C. Checked in
Completed scheduled AC tune-up maintenance on residential HVAC system. Performed comprehensive inspection of outdoor condensing unit, verifying proper operation of CoreSense control module and TITAN capacitor dated 2020. Inspected indoor air handler unit, confirmed 16x25x4 Filtrete air filter with service date marked January 2026, and verified all electrical connections, circuit boards, blower assembly, and refrigerant line components were functioning properly with no issues identified.
Newburgh, IN 47630
Conducted comprehensive site visit and estimate for residential HVAC system, documenting existing air handler unit, vertical ductwork configuration, and water heater installation in utility room. Captured detailed photos of equipment specifications, manufacturer labels, and current mechanical room layout for proposal preparation and sales follow-up.
Conducted comprehensive site visit and estimate for residential HVAC system, documenting existing air handler unit, vertical ductwork configuration, and water heater installation in utility room. Captured detailed photos of equipment specifications, manufacturer labels, and current mechanical room layout for proposal preparation and sales follow-up.
Jake T.
Jake T. Checked in
Conducted comprehensive site visit and estimate for residential HVAC system, documenting existing air handler unit, vertical ductwork configuration, and water heater installation in utility room. Captured detailed photos of equipment specifications, manufacturer labels, and current mechanical room layout for proposal preparation and sales follow-up.
Newburgh, IN 47630
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Discover The A+ Derr Difference

24/7 Heating & Cooling Repairs​

Heating and cooling emergencies can happen on nights, weekends, and holidays, so you can trust us to be there no matter when you need us.

Licensed & Experienced Technicians​

Our experts have the expertise and training to deliver the highest quality services every time.

100% Satisfaction Guarantee​

Our team is dedicated to ensuring your 100% satisfaction with every HVAC service we perform.

Servicing All Major Makes & Models Of Equipment

We are a Lennox Premier Dealer and also service on all makes and models of equipment, including Goodman, Amana, Carrier, Trane, Rheem & more!

Locally Owned & Operated​

Since we’re based in Kentuckiana, we know the needs of Evansville, Louisville, and surrounding communities.

50+ Years in Business​

For over 50 years, A+ Derr has provided high-quality service, products, and results for Kentuckiana's residents.

24/7 Heating & Cooling Repairs​

Heating and cooling emergencies can happen on nights, weekends, and holidays, so you can trust us to be there no matter when you need us.

Licensed & Experienced Technicians​

Our experts have the expertise and training to deliver the highest quality services every time.

100% Satisfaction Guarantee​

Our team is dedicated to ensuring your 100% satisfaction with every HVAC service we perform.

Servicing All Major Makes & Models Of Equipment

We are a Lennox Premier Dealer and also service on all makes and models of equipment, including Goodman, Amana, Carrier, Trane, Rheem & more!

Locally Owned & Operated​

Since we’re based in Kentuckiana, we know the needs of Evansville, Louisville, and surrounding communities.

50+ Years in Business​

For over 50 years, A+ Derr has provided high-quality service, products, and results for Kentuckiana's residents.

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Our Reviews

See What Your Neighbors Are Saying

I would recommend A+ Derr and their staff any day! Best service I have ever had! Go to them for your Heating and Cooling needs. You will not be disappointed.

Barbara C.

Barbara C.

Very good service. Knowledgeable HVAC experts always keeping us cool in the summer and warm all winter. This is a great team of professionals from start to finish.

Craig B.

Craig B.

Amazing level of courtesy and professionalism. Communication was great and the price was more than reasonable. Highly recommend.

Chip M.

Chip M.

Guys came and installed two full systems at the house. Respectful, cleaned up after themselves and answered any and all questions. Thank you again!! Definitely recommend!

Jason H.

Jason H.

Very knowledgeable and courteous. Toured me through all the functions of the new unit. Completed work very neatly and respectfully. Would recommend to anyone.

Derek S.

Derek S.